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', '0ef096858688ca44c2273feb70d2ab73', '18.117.91.153', '1713482822', '1713482822', '/checkout_shipping.php?XTCsid=7541ba64dfef2679c790315e735061c1')

[XT SQL Error]