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', 'eecg7vour190hgeiuc1jqfjpp4', '44.200.174.157', '1711690721', '1711690721', '/login.php?XTCsid=eecg7vour190hgeiuc1jqfjpp4')

[XT SQL Error]