diff --git a/jOOQ/src/main/java/org/jooq/impl/FieldMapsForInsert.java b/jOOQ/src/main/java/org/jooq/impl/FieldMapsForInsert.java
index ed57db4e24..6ce44f4b1f 100644
--- a/jOOQ/src/main/java/org/jooq/impl/FieldMapsForInsert.java
+++ b/jOOQ/src/main/java/org/jooq/impl/FieldMapsForInsert.java
@@ -357,6 +357,7 @@ final class FieldMapsForInsert extends AbstractQueryPart implements UNotYetImple
 
 
 
+
 
 
             default:
diff --git a/jOOQ/src/main/java/org/jooq/impl/Tools.java b/jOOQ/src/main/java/org/jooq/impl/Tools.java
index 7a1c7fcba3..82aa9a755b 100644
--- a/jOOQ/src/main/java/org/jooq/impl/Tools.java
+++ b/jOOQ/src/main/java/org/jooq/impl/Tools.java
@@ -3799,6 +3799,11 @@ final class Tools {
         return field instanceof Param;
     }
 
+    static final boolean isParamOrCastParam(Field<?> field) {
+        return field instanceof Param
+            || field instanceof Cast && isParamOrCastParam(((Cast<?>) field).$field());
+    }
+
     static final boolean isVal(Field<?> field) {
         return field instanceof Val
             || field instanceof ConvertedVal && ((ConvertedVal<?>) field).delegate instanceof Val;