Provided also and be it enacted that no Writt or Writs of Certiorari shall supersede Execution or other Proceedings upon any Order or Orders made by the said Chief Commissioners or Justices of the Peace concerning the said Duties upon Salt in pursuance of this Act but that Execution and other Proceedings shall and may be had and made thereupon Any such Writ or Writs or Allowance thereof notwithstanding.