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 ('002f0b461a33b8cc74a6e5cb8992836c', -1, 1730421569, 1730421569, '03901add', -1, 0, 0)

Line : 195
File : sessions.php