"Mon, 12 Aug 2024 19:21:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
19:21:16
General datetime
2024-08-12 19:21:16Z
For Database
2024-08-12 19:21:16
For HTTP1.1
Mon, 12 Aug 2024 19:21:16 GMT