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', 'be752de9fb814bb8128436b4c6647874', '18.118.200.136', '1714025433', '1714025433', '/shop_content.php?coID=2&XTCsid=7449276e387898a36bd6271988bac6c7')

[XT SQL Error]