INSERT INTO cart (tovar_name, col, cost, ses_id, date) VALUES ("", 1, , "63410cc7f2a0df1ce444c2fe81fdc5d5", 1506132555)
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ' "63410cc7f2a0df1ce444c2fe81fdc5d5", 1506132555)' at line 1