phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '3fa7b9f77a0db785ce3fa8455564dddc' 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, priv_session_id) VALUES ('3fa7b9f77a0db785ce3fa8455564dddc', -1, 1714321484, 1714321484, 'ac450610', -11, 0, 0, 'b159c7e55c2df5c1208fa2753a0e18c2')

Line : 187
File : sessions.php