diff --git a/jOOQ/src/main/java/org/jooq/impl/InsertQueryImpl.java b/jOOQ/src/main/java/org/jooq/impl/InsertQueryImpl.java
index 4a5a29c86b..0c627ce86e 100644
--- a/jOOQ/src/main/java/org/jooq/impl/InsertQueryImpl.java
+++ b/jOOQ/src/main/java/org/jooq/impl/InsertQueryImpl.java
@@ -56,6 +56,7 @@ import static org.jooq.impl.DSL.selectOne;
 import static org.jooq.impl.DSL.table;
 import static org.jooq.impl.Tools.aliasedFields;
 import static org.jooq.impl.Tools.fieldNames;
+import static org.jooq.impl.Tools.DataKey.DATA_INSERT_SELECT_WITHOUT_INSERT_COLUMN_LIST;
 
 import java.util.Arrays;
 import java.util.Map;
@@ -349,17 +350,25 @@ final class InsertQueryImpl<R extends Record> extends AbstractStoreQuery<R> impl
            .declareTables(declareTables);
 
         // [#1506] with DEFAULT VALUES, we might not have any columns to render
-        if (insertMaps.isExecutable()) {
+        if (insertMaps.isExecutable())
             insertMaps.insertMaps.get(0).toSQLReferenceKeys(ctx);
-        }
 
         ctx.end(INSERT_INSERT_INTO);
 
         if (select != null) {
+
+            // [#2995] Prevent the generation of wrapping parentheses around the
+            //         INSERT .. SELECT statement's SELECT because they would be
+            //         interpreted as the (missing) INSERT column list's parens.
+            if (insertMaps.insertMaps.get(0).size() == 0)
+                ctx.data(DATA_INSERT_SELECT_WITHOUT_INSERT_COLUMN_LIST, true);
+
             ctx.formatSeparator()
                .start(INSERT_SELECT)
                .visit(select)
                .end(INSERT_SELECT);
+
+            ctx.data().remove(DATA_INSERT_SELECT_WITHOUT_INSERT_COLUMN_LIST);
         }
         else if (defaultValues) {
             switch (ctx.family()) {
diff --git a/jOOQ/src/main/java/org/jooq/impl/SelectQueryImpl.java b/jOOQ/src/main/java/org/jooq/impl/SelectQueryImpl.java
index 020c2abd65..62038ab299 100644
--- a/jOOQ/src/main/java/org/jooq/impl/SelectQueryImpl.java
+++ b/jOOQ/src/main/java/org/jooq/impl/SelectQueryImpl.java
@@ -99,6 +99,7 @@ import static org.jooq.impl.DSL.row;
 import static org.jooq.impl.Tools.fieldArray;
 import static org.jooq.impl.Tools.DataKey.DATA_COLLECTED_SEMI_ANTI_JOIN;
 import static org.jooq.impl.Tools.DataKey.DATA_COLLECT_SEMI_ANTI_JOIN;
+import static org.jooq.impl.Tools.DataKey.DATA_INSERT_SELECT_WITHOUT_INSERT_COLUMN_LIST;
 import static org.jooq.impl.Tools.DataKey.DATA_LOCALLY_SCOPED_DATA_MAP;
 import static org.jooq.impl.Tools.DataKey.DATA_OMIT_INTO_CLAUSE;
 import static org.jooq.impl.Tools.DataKey.DATA_OVERRIDE_ALIASES_IN_ORDER_BY;
@@ -926,6 +927,11 @@ final class SelectQueryImpl<R extends Record> extends AbstractResultQuery<R> imp
 
 
 
+
+
+
+
+
 
 
 
diff --git a/jOOQ/src/main/java/org/jooq/impl/Tools.java b/jOOQ/src/main/java/org/jooq/impl/Tools.java
index a24691981b..45fc30725d 100644
--- a/jOOQ/src/main/java/org/jooq/impl/Tools.java
+++ b/jOOQ/src/main/java/org/jooq/impl/Tools.java
@@ -340,6 +340,14 @@ final class Tools {
          * [#1206] The collected Semi / Anti JOIN predicates.
          */
         DATA_COLLECTED_SEMI_ANTI_JOIN,
+
+        /**
+         * [#2995] An <code>INSERT INTO t SELECT</code> statement. Without any
+         * explicit column list, the <code>SELECT</code> statement must not be
+         * wrapped in parentheses (which would be interpreted as the column
+         * list's parentheses).
+         */
+        DATA_INSERT_SELECT_WITHOUT_INSERT_COLUMN_LIST,
     }
 
     /**