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', '209f4560e3b43b2f8dd8f9648a30d7e6', '18.219.236.62', '1713602749', '1713602749', '/product_info.php/language/de/info/p1688_Philippines-5-Satellite-Image.html')

[XT SQL Error]