1366 - Incorrect integer value: '' for column `shop_db3`.`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', '277fad256eada9de0318b64ebcced266', '3.149.250.1', '1713481605', '1713481605', '/shop_content.php?coID=4&XTCsid=5e10770c3e5d1353aa8ec3f7bd33fee6')

[XT SQL Error]