SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function toUnixTimestamp64Milli (children 1)
     ExpressionList (children 1)
      Function toDateTime64 (children 1)
       ExpressionList (children 3)
        Literal \'1969-12-31 23:59:59.999\'
        Literal UInt64_3
        Literal \'UTC\'
