Whenever the board deems it expedient, any lump sum, subject to the provisions of Code Section 34-9-222, shall be paid by the employer to some suitable person or corporation appointed by the superior court of the county wherein the accident occurred or the original hearing was held as trustee to administer such payment for the benefit of the person or persons entitled thereto in the manner provided by the board. The receipt by such trustees of the amount so paid shall discharge the employer or anyone else who is liable therefor.