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', 'hihimb8d4je1etgpgthfm0scj1', '3.230.76.153', '1711625090', '1711625090', '/login.php?XTCsid=hihimb8d4je1etgpgthfm0scj1')

[XT SQL Error]