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 ('194bae650f33e2e3b9d7213a3ece1c66', -1, 1730421143, 1730421143, '039139fe', -1, 0, 0)

Line : 195
File : sessions.php