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', 'n2acr10ad26arf607qua35a9h3', '18.208.126.130', '1594521135', '1594521135', '/index.php/cat/c227_Juggling-Knife.html')

[XT SQL Error]