Any mortgagee of any real or personal estates in the Commonwealth, having received full satisfaction and payment of all such sum and sums of money as are really due to him by such mortgage, shall, at the request of the mortgagor, enter satisfaction either upon the margin of the record of such mortgage recorded in the said office or by means of a satisfaction piece, which shall forever thereafter discharge, defeat and release the same; and shall likewise bar all actions brought, or to be brought thereupon.
21 P.S. § 681