"Mon, 16 Sep 2024 15:57:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
15:57:13
General datetime
2024-09-16 15:57:13Z
For Database
2024-09-16 15:57:13
For HTTP1.1
Mon, 16 Sep 2024 15:57:13 GMT