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', 'sjct4tc2b4aoarnm468l9vc247', '18.218.129.100', '1714039677', '1714039677', '/Kerze-Sternschnuppe/Kerze-Sternschnuppe-Weiss::620.html')

[XT SQL Error]