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 ('8fa57c6032e5d67f3b5c03d59a99e514', -1, 1752522069, 1752522069, 'd849d824', 37, 0, 0)

Line : 190
File : sessions.php