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', 'fb94c17d016dc001d0ca2a4ebe360139', '3.145.173.112', '1713867314', '1713867314', '/index.php/cat/c30_Countries.html/page/3')

[XT SQL Error]