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 ('f636b24e652e0f56b69681f62c331837', -1, 1750023763, 1750023763, 'd849d897', 25, 0, 0)

Line : 190
File : sessions.php