phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '3cffc40810f9cb7e8e84dee657535607' 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 ('3cffc40810f9cb7e8e84dee657535607', -1, 1715179499, 1715179499, 'c0a80201', -2, 0, 0)

Line : 187
File : sessions.php