error (in future use header("Location: ") trought class to see errors using ErrorHandler) in query: INSERT INTO steps set id_session='9nv93ra42qb8i0so125u4kqof4', id_user='', date=NOW(), id_rubric='5', url='/publications/?subscribe=1', ip='216.73.216.121'; Duplicate entry '660686' for key 'PRIMARY' (1062)