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 ('d6eb35e551bc7985625fbe4d09bd994b', -1, 1749225377, 1749225377, 'd849d837', 2, 0, 0)

Line : 190
File : sessions.php