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', '0c0e683e3d9483585f418bf5e926fac4', '18.220.81.106', '1714053008', '1714053008', '/product_info.php/info/p2730_Estland-Reliefkarte.html')

[XT SQL Error]