1366 - Incorrect integer value: '' for column `hbl_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', 'fao9fdq342d9osefvcutlmj9i0', '3.149.239.180', '1746947026', '1746947026', '/product_info.php?info=p618_806385-Saemaschine-Cresco-SRS.html')

[XT SQL Error]