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 
('8d895b88f67da8cb844a1254ee8f3c61', 0, '1552928483')' at line 2 SQL=INSERT INTO 
(, , ) VALUES 
('8d895b88f67da8cb844a1254ee8f3c61', 0, '1552928483')