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', 'b343989ac1393ce2cf886282af5dc7a2', '18.118.1.158', '1713422383', '1713422383', '/password_double_opt.php?XTCsid=638bbe3e68bb73ad3db5aa2ad24a3591')

[XT SQL Error]