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 ('ac5c191b049f83746fedc7b2ad990c49', -1, 1746218638, 1746218638, '0390c81c', -2, 0, 0)

Line : 187
File : sessions.php