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 ('c557fcc3c2058131308e15e20df63882', -1, 1749040780, 1749040780, '0316700a', 2, 0, 0)

Line : 190
File : sessions.php