1366 - Incorrect integer value: '' for column `jugglux_jstore`.`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', 'ik6jvu7dlr2t8p1454n6e3g5b4', '18.208.126.130', '1594527780', '1594527780', '/product_info.php/info/p1663_Diaboloschnur---gruen---25m.html')

[XT SQL Error]