phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a1c4442b53b48a512b58a7e1258bd94b', -1, 1749844330, 1749844330, 'd849d860', 3, 0, 0)

Line : 190
File : sessions.php