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', '30ec7d2b0bb26823738c59c6080a68cc', '3.15.10.137', '1713536235', '1713536235', '/product_info.php/language/de/info/p1655_Franzoesisch-Guayana-Satellitenbild.html')

[XT SQL Error]