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', 'veiemtko0i8n47e02btg292bi6', '3.141.27.244', '1714064929', '1714064929', '/login.php?XTCsid=veiemtko0i8n47e02btg292bi6')

[XT SQL Error]