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 ('eee2b9ff5d22117d63e0601b2b30fd05', -1, 1730420149, 1730420149, '03905edc', -1280, 0, 0)

Line : 195
File : sessions.php