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 ('8b4a80d70293c81e52d0b734f8a0e690', -1, 1715218220, 1715218220, '1275b796', -4, 0, 0)

Line : 189
File : sessions.php