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', '2d334a623fc7d485a16ccc9a506abe79', '3.141.41.187', '1714147075', '1714147075', '/index.php/cat/c30_Countries.html/page/9')

[XT SQL Error]