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', 'a9b0e8d10ab0f5467a7e5273d8158947', '18.221.222.47', '1714146946', '1714146946', '/product_info.php/language/de/info/p1827_Northern-Mariana-Is--Satellite-Image.html')

[XT SQL Error]