Slight modification of @Melba23 _ArrayColInsert.
version 1.0 (support)
> insert single blank row
> insert 1D Array
#include <Array.au3>
Local $o_Eg[6][] = [['A', 11, 22, 33, 44], _
['B', 11, 22, 33, 44], _
['C', 11, 22, 33, 44], _
['D', 11, 22, 33, 44], _
['E', 11, 22, 33, 44], _
['F', 11, 22, 33, 44]]
_ArrayDisplay($o_Eg)
Local $fillArray[6] = ['XX', 'XX', 'XX', 'XX', 'XX', 'X