INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '87a87d6ff45533815d54eaf413ab38e46a638157882f261e5c9b9a43c5fa9c21', 
    'TUsfvEp8L0p4TBOlBjCXlg7IxwNc50tXAnATy8LLzRk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)