phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9a4b822a1bca3b521cb22631c42972c9' 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 ('9a4b822a1bca3b521cb22631c42972c9', -1, 1747589884, 1747589884, 'd849d84b', 3, 0, 0)

Line : 187
File : sessions.php