diff --git a/jOOQ/src/main/java/org/jooq/impl/InsertImpl.java b/jOOQ/src/main/java/org/jooq/impl/InsertImpl.java
index 7775dd7e22..255ac756f4 100644
--- a/jOOQ/src/main/java/org/jooq/impl/InsertImpl.java
+++ b/jOOQ/src/main/java/org/jooq/impl/InsertImpl.java
@@ -815,7 +815,7 @@ final class InsertImpl<R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10
 
         // [#4629] Plain SQL INSERT INTO t VALUES (a, b, c) statements don't know the insert columns
         else if (!Tools.isEmpty(fields) && fields.length != values.length)
-            throw new IllegalArgumentException("The number of values must match the number of fields");
+            throw new IllegalArgumentException("The number of values (" + values.length + ") must match the number of fields (" + fields.length + ")");
 
         getDelegate().newRecord();
         if (Tools.isEmpty(fields))
@@ -969,7 +969,7 @@ final class InsertImpl<R extends Record, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10
 
         // [#4629] Plain SQL INSERT INTO t VALUES (a, b, c) statements don't know the insert columns
         else if (!Tools.isEmpty(fields) && fields.length != values.length)
-            throw new IllegalArgumentException("The number of values must match the number of fields");
+            throw new IllegalArgumentException("The number of values (" + values.length + ") must match the number of fields (" + fields.length + ")");
 
         getDelegate().newRecord();