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', 'ea4091bc846c598e35acf413c2a5a375', '18.223.172.252', '1714065932', '1714065932', '/products_new.php?XTCsid=fbf10991e93a5b1cee6d3cdc21485899')

[XT SQL Error]