1366 - Incorrect integer value: '' for column `db160153`.`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', 'tnf3hdai5daa2f5ns3hofn8mi5', '13.58.244.216', '1714195232', '1714195232', '/Kerze-Spiralkugel/Spiralkugel-Weinrot::646.html')

[XT SQL Error]