insert column in another workbook on a sheet1 from current workbook

Dim curWks As Worksheet
Dim templWks As Worksheet
Dim rngToCopy As Range

  
Set curWks = ActiveSheet
With curWks

Set rngToCopy = .Range("A1:AX65453", .Range("a1").End(xlToRight).End(xlDown))
End With

Workbooks.Open _
fileName:="C:\Program Files\enterprise\Customer Copy\Customer_Template.xlsx"


If ActiveSheet.Name = "Project Data" Then
Else
Sheets("project Data").Activate
End If

Set templWks = ActiveSheet
templWks.Cells.Select
templWks.Cells.Clear

' APPENDS DATA
rngToCopy.Copy _
Destination:=templWks.Range("A65453").End(xlUp)


' after i copy data i need to insert a column at  Column P


Workbooks("Customer_Template.xlsx").Close SaveChanges:=True
Application.CutCopyMode = False