phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd876a79432435278782c7b641d45e626' 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 ('d876a79432435278782c7b641d45e626', -1, 1759508557, 1759508557, 'd849d8de', 42, 0, 0)

Line : 187
File : sessions.php