phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '21f9942bd6fbb4948e4fd676843f7210' 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 ('21f9942bd6fbb4948e4fd676843f7210', -1, 1714704956, 1714704956, '03904d47', -7, 0, 0)

Line : 187
File : sessions.php