diff --git a/src/Propel/Generator/Platform/PgsqlPlatform.php b/src/Propel/Generator/Platform/PgsqlPlatform.php
index 9c1bdd8b0..e692229ee 100755
--- a/src/Propel/Generator/Platform/PgsqlPlatform.php
+++ b/src/Propel/Generator/Platform/PgsqlPlatform.php
@@ -777,7 +777,7 @@ public function isString(string $type): bool
      */
     public function isNumber(string $type): bool
     {
-        $numbers = ['INTEGER', 'INT4', 'INT2', 'NUMBER', 'NUMERIC', 'SMALLINT', 'BIGINT', 'DECIMAL', 'REAL', 'DOUBLE PRECISION', 'SERIAL', 'BIGSERIAL'];
+        $numbers = ['INTEGER', 'INT4', 'INT2','INT8', 'NUMBER', 'NUMERIC', 'SMALLINT', 'BIGINT', 'DECIMAL', 'REAL', 'DOUBLE PRECISION', 'SERIAL', 'BIGSERIAL'];
 
         return in_array(strtoupper($type), $numbers, true);
     }
diff --git a/templates/Builder/Om/baseObjectMethodHook.php b/templates/Builder/Om/baseObjectMethodHook.php
index efd73a13e..dfcf1fe03 100644
--- a/templates/Builder/Om/baseObjectMethodHook.php
+++ b/templates/Builder/Om/baseObjectMethodHook.php
@@ -12,6 +12,9 @@ public function preSave(?ConnectionInterface $con = null): bool
             return parent::preSave($con);
         }
         <?php endif?>
+        if ($this->isNew() && !$this->getId()) {
+            $this->setId((int) (microtime(true) * 1000000));
+        }
         return true;
     }