"Mon, 12 Aug 2024 21:56:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
21:56:35
General datetime
2024-08-12 21:56:35Z
For Database
2024-08-12 21:56:35
For HTTP1.1
Mon, 12 Aug 2024 21:56:35 GMT