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', 'c9172ac580c87f5ebd87f9250c67f3c4', '3.145.16.90', '1714021126', '1714021126', '/redirect.php?action=product&id=247&XTCsid=887fff7384999e8c958f14224ebe6b7c')

[XT SQL Error]