You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '(, , ) VALUES ('6918c71648dafb3ee89c4e0842ae3905', 0, '1552924692')' at line 2 SQL=INSERT INTO (, , ) VALUES ('6918c71648dafb3ee89c4e0842ae3905', 0, '1552924692')