phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '81718cf8b1b6dc36e048edf649ac3680' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('81718cf8b1b6dc36e048edf649ac3680', -1, 1715748459, 1715748459, '03855a19', 10, 0, 0)

Line : 187
File : sessions.php