INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7a9f21ddfc1edd5685504f4960883e3124001dd1499223f329467618d9259642', 
    'Qf4w10jHBBUO9FXR5tEkTBj30m5Mnw7WMPDBnWQaeYg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)