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', '95879aafc092ac67f5852c02c43b434c', '18.191.236.174', '1713556559', '1713556559', '/product_info.php/info/p2768_Djibouti-Reliefkarte.html')

[XT SQL Error]