1366 - Incorrect integer value: '' for column `creatihu_shop`.`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', 'bca2ec2e8be0a06c914db52521c17d1b', '18.119.131.72', '1713971499', '1713971499', '/product_info.php?info=p324_.html')

[XT SQL Error]