phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1d9ab0f71ee3d04eca6acf33512defaf' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1d9ab0f71ee3d04eca6acf33512defaf', -1, 1758812221, 1758812221, 'd849d890', -9, 0, 0)

Line : 187
File : sessions.php