1366 - Incorrect integer value: '' for column `CP_as15`.`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', '4te0nioa6i31r79kujoqopga02', '18.222.253.118', '1738997368', '1738997368', '/index.php?XTCsid=3d3p3k0ohp8dmvm3fuo7su5ts5&cat=c1191_Batterie-f--r-Panasonic-Antriebe.html')

[XT SQL Error]