"Mon, 16 Sep 2024 08:21:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
08:21:59
General datetime
2024-09-16 08:21:59Z
For Database
2024-09-16 08:21:59
For HTTP1.1
Mon, 16 Sep 2024 08:21:59 GMT