phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c9b5b91585792aafb665088bd579f5fb' 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 ('c9b5b91585792aafb665088bd579f5fb', -1, 1714407535, 1714407535, '039177c7', -8, 0, 0)

Line : 187
File : sessions.php