1366 - Incorrect integer value: '' for column `abtecsho_shop`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '8rtt3v1lg3jtqcjqc0i6ov8226', '3.16.135.185', '1746782280', '1746782280', '/index.php')

[XT SQL Error]