InsertQuery   (children 2)
 Identifier t1
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Identifier number (alias k)
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers_mt (children 1)
        ExpressionList (children 1)
         Literal UInt64_10