diff --git a/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/tables/helpers/QueryActionCacheHelper.java b/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/tables/helpers/QueryActionCacheHelper.java
index d4ae9a96..188eae69 100644
--- a/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/tables/helpers/QueryActionCacheHelper.java
+++ b/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/tables/helpers/QueryActionCacheHelper.java
@@ -133,6 +133,23 @@ public class QueryActionCacheHelper
                   insertInput.setRecords(recordsToCache);
                   insertInput.setSkipUniqueKeyCheck(true);
                   InsertOutput insertOutput = new InsertAction().execute(insertInput);
+
+                  //////////////////////////////////////////////////////////
+                  // set the (generated) ids in the records being returne //
+                  //////////////////////////////////////////////////////////
+                  Map<List<Serializable>, QRecord> insertedRecordsByUniqueKey = new HashMap<>();
+                  for(QRecord record : insertOutput.getRecords())
+                  {
+                     insertedRecordsByUniqueKey.put(getUniqueKeyValues(record), record);
+                  }
+                  for(QRecord record : recordsToReturn)
+                  {
+                     QRecord insertedRecord = insertedRecordsByUniqueKey.get(getUniqueKeyValues(record));
+                     if(insertedRecord != null)
+                     {
+                        record.setValue(table.getPrimaryKeyField(), insertedRecord.getValue(table.getPrimaryKeyField()));
+                     }
+                  }
                }
                catch(Exception e)
                {
diff --git a/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/modules/backend/implementations/memory/MemoryRecordStore.java b/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/modules/backend/implementations/memory/MemoryRecordStore.java
index eeef3387..f1d6827b 100644
--- a/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/modules/backend/implementations/memory/MemoryRecordStore.java
+++ b/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/modules/backend/implementations/memory/MemoryRecordStore.java
@@ -349,32 +349,37 @@ public class MemoryRecordStore
       QFieldMetaData primaryKeyField = table.getField(table.getPrimaryKeyField());
       for(QRecord record : input.getRecords())
       {
-         if(CollectionUtils.nullSafeHasContents(record.getErrors()))
+         ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+         // make a copy of the record, to be inserted, and returned. this can avoid some cases where the in-memory store acts      //
+         // differently from other backends, because of having the same record variable in the backend store and in the user-code. //
+         ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+         QRecord recordToInsert = new QRecord(record);
+         if(CollectionUtils.nullSafeHasContents(recordToInsert.getErrors()))
          {
-            outputRecords.add(record);
+            outputRecords.add(recordToInsert);
             continue;
          }
 
          /////////////////////////////////////////////////
          // set the next serial in the record if needed //
          /////////////////////////////////////////////////
-         if(record.getValue(primaryKeyField.getName()) == null && primaryKeyField.getType().equals(QFieldType.INTEGER))
+         if(recordToInsert.getValue(primaryKeyField.getName()) == null && primaryKeyField.getType().equals(QFieldType.INTEGER))
          {
-            record.setValue(primaryKeyField.getName(), nextSerial++);
+            recordToInsert.setValue(primaryKeyField.getName(), nextSerial++);
          }
 
          ///////////////////////////////////////////////////////////////////////////////////////////////////
          // make sure that if the user supplied a serial, greater than the one we had, that we skip ahead //
          ///////////////////////////////////////////////////////////////////////////////////////////////////
-         if(primaryKeyField.getType().equals(QFieldType.INTEGER) && record.getValueInteger(primaryKeyField.getName()) > nextSerial)
+         if(primaryKeyField.getType().equals(QFieldType.INTEGER) && recordToInsert.getValueInteger(primaryKeyField.getName()) > nextSerial)
          {
-            nextSerial = record.getValueInteger(primaryKeyField.getName()) + 1;
+            nextSerial = recordToInsert.getValueInteger(primaryKeyField.getName()) + 1;
          }
 
-         tableData.put(record.getValue(primaryKeyField.getName()), record);
+         tableData.put(recordToInsert.getValue(primaryKeyField.getName()), recordToInsert);
          if(returnInsertedRecords)
          {
-            outputRecords.add(record);
+            outputRecords.add(recordToInsert);
          }
       }
 
diff --git a/qqq-backend-core/src/test/java/com/kingsrook/qqq/backend/core/actions/tables/helpers/QueryActionCacheHelperTest.java b/qqq-backend-core/src/test/java/com/kingsrook/qqq/backend/core/actions/tables/helpers/QueryActionCacheHelperTest.java
index b0ebe6b7..b0f21491 100644
--- a/qqq-backend-core/src/test/java/com/kingsrook/qqq/backend/core/actions/tables/helpers/QueryActionCacheHelperTest.java
+++ b/qqq-backend-core/src/test/java/com/kingsrook/qqq/backend/core/actions/tables/helpers/QueryActionCacheHelperTest.java
@@ -87,6 +87,7 @@ class QueryActionCacheHelperTest extends BaseTest
          assertNotEquals(0, queryOutput.getRecords().size());
          assertNotNull(queryOutput.getRecords().get(0).getValue("cachedDate"));
          assertEquals(3, queryOutput.getRecords().get(0).getValue("noOfSides"));
+         assertNotNull(queryOutput.getRecords().get(0).getValue("id"));
       }
 
       ////////////////////////////////////////////////////////////////////////////////////