phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9b51edf9c03a8f57a1bd2213f8b5f1e8' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('9b51edf9c03a8f57a1bd2213f8b5f1e8', -1, 1714864614, 1714864614, '0d3be79b', 0, 0, 0)

Line : 187
File : sessions.php