1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', '7e527fc36367998e2b86a6caa394329c', '18.216.29.63', '1713619439', '1713619439', '/product_info.php/info/p1746_Guam-Satellitenbild.html')

[XT SQL Error]