phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4ffcd1b68bea991e004ce4b3dbbbd6f9' 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 ('4ffcd1b68bea991e004ce4b3dbbbd6f9', -1, 1714147604, 1714147604, '0315e7f5', 36, 0, 0)

Line : 187
File : sessions.php