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', '3arkj2fd0mu7i03m9g4fe9dr75', '18.220.204.192', '1746967027', '1746967027', '/shop_content.php/coID/23')

[XT SQL Error]