"Mon, 16 Sep 2024 15:21:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
15:21:33
General datetime
2024-09-16 15:21:33Z
For Database
2024-09-16 15:21:33
For HTTP1.1
Mon, 16 Sep 2024 15:21:33 GMT