phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '640b9e182c5a39ba224a8e1fb5e9e450' 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 ('640b9e182c5a39ba224a8e1fb5e9e450', -1, 1714263505, 1714263505, 'c0a80201', 2, 0, 0)

Line : 187
File : sessions.php