INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8dbe47835426c047ba76b3e83b902d5395f629b636914181616d457836e4401d', 
    'elakF70w7V4Lt5XzVkEa/TdVs8wbV4DaoLB1fgdF5dI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)