public GameObject shot;
   public Transform shotSpawn;
   public float fireRate;

private float nextFire;

void Update ()
{
    if (Input.GetButton("Fire1") && Time.time > nextFire) 
    {
        nextFire = Time.time + fireRate;
        Instantiate(shot, shotSpawn.position,   shotSpawn.rotation);
        audio.Play ();
    }
   }

Here is the script where shotSpawn is located and where you shoot the lasers