error (in future use header("Location: ") trought class to see errors using ErrorHandler) in query: INSERT INTO zlog_steps set id_session='58bure5toru5n3vhsnqfm98cg2', id_user='', date=NOW(), id_rubric='5', url='/publications/?subscribe=1', ip='18.97.14.87'; Duplicate entry '4116367' for key 'PRIMARY' (1062)