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 ('2b6b601081c00b7336f1ecb82a4a29ac', -1, 1749349034, 1749349034, 'd849d8e5', 2, 0, 0)

Line : 190
File : sessions.php