1366 - Incorrect integer value: '' for column `pella-ware`.`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', 'fq79096bete4pmq8nacr3d77f3', '18.218.129.100', '1713861523', '1713861523', '/login.php?XTCsid=fq79096bete4pmq8nacr3d77f3')

[XT SQL Error]