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 ('93a4b1d2879d605ac5cca71c5da66001', -1, 1754382317, 1754382317, 'd849d833', 4, 0, 0)

Line : 189
File : sessions.php