INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39a68e2834b9db45e8b786dacc548739ed96d1619d29386625087d0c5da74d05', 
    'K9sn4hJlIXrj/hDfryk9p9AhGnmLW6Z1NF/BOAjV7Kg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)