"Mon, 09 Sep 2024 17:48:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240909
Only TIME
17:48:48
General datetime
2024-09-09 17:48:48Z
For Database
2024-09-09 17:48:48
For HTTP1.1
Mon, 09 Sep 2024 17:48:48 GMT