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 ('02212ea53b56c6aa394b5e2e690a57e2', -1, 1715086680, 1715086680, '12bd0edb', -7, 0, 0)

Line : 189
File : sessions.php