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 ('b7d0387ce0eb9a6aa167cbea3e0f6064', -1, 1748847282, 1748847282, '12ddec1c', -10, 0, 0)

Line : 190
File : sessions.php