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', '11b82aef8c75bcb75a98e01b568c51ab', '3.141.30.162', '1713940330', '1713940330', '/index.php/language/en/cat/c8_Reliefkarten-Poster.html')

[XT SQL Error]