InsertQuery   (children 2)
 Identifier buffer_flush_by_min
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Function plus (children 1)
          ExpressionList (children 2)
           Literal UInt64_100000
           Literal UInt64_1
