1366 - Incorrect integer value: '' for column `dogsdream`.`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', 'bd5b71023f225391c40cfe5ed99cf84b', '3.19.56.114', '1714175993', '1714175993', '/shop/product_info.php/info/p8_BIO---Apfel---Honig-Gro-packung.html')

[XT SQL Error]