phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21c9d02726792217a5393f3a50d747f2' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('21c9d02726792217a5393f3a50d747f2', -1, 1714731602, 1714731602, '0395fe23', -8, 0, 0)

Line : 187
File : sessions.php