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', 'e58c5f468d1fd47336b56f373a9d337a', '3.145.23.123', '1713266307', '1713266307', '/redirect.php?action=product&id=248&XTCsid=556213bd995aa263df7318e539f41bde')

[XT SQL Error]