When specifiying the units unixtime, it will be great to specify the format.like

unixtime(%D/%M/%YYYY).

As the user can set his own time zone, maybe we can add more configuration like this in the user specifiying the date format and accessing it in a builtin macro {USER.FORMAT.DATE), {USER.FORMAT.TIME), {USER.FORMAT.DATETIME) and allowing the use of them in the unixtime units format. This can be extended to uptime and s