INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '503d062d8d720c2f79a8e1d85324a585bd1028742791c3edce766cf83c60143f', 
    'dMxZKAXUxBQ8mNHzj5Ymt7j7xkIqFjOdaFdxkGLfTRk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)