need help with code to respawn a chest?

below is the code i have so far i am trying to find a way for the chest to respawn after a set time can you help me i cant find anything on google :(

thanks for your time

-- runs when orb is touched
function onOrbContact (otherPart)
	local humanoid = otherPart.Parent:FindFirstChild ("Humanoid")
	-- if a chur toutched the orb then
	if humanoid then
		-- find player from the churater part and load leaderstats
		local character = otherPart.Parent
		local player = game.Players:GetPlayerFromCharacter (character)
		local leaderstats = player:WaitForChild("leaderstats")
		
		--reward the player points
		leaderstats.Steps.Value = leaderstats.Steps.Value + script.Parent.StepsBonus.Value
		-- grabs the color and step bonus value of the speed orb
		
		player.StepsBonusCheck.Value = 0
		player.StepsBonusCheck.Value = script.Parent.StepsBonus.Value
		--destroys the orb
		script.Parent:Destroy()
	end--end if statement
	
end-- end function

script.Parent.Chest1.Touched:Connect(onOrbContact)