InsertQuery   (children 2)
 Identifier table_map
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 2)
     Identifier number
     Function map (children 1)
      ExpressionList (children 4)
       Literal \'key1\'
       Identifier number
       Literal \'key2\'
       Function multiply (children 1)
        ExpressionList (children 2)
         Identifier number
         Literal UInt64_2
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 2)
         Literal UInt64_1111
         Literal UInt64_3