phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('22f23d1e97b29fa76f975fe5a44767b2', -1, 1715316890, 1715316890, '1276e345', -1, 0, 0)

Line : 189
File : sessions.php