"Mon, 12 Aug 2024 10:38:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
10:38:13
General datetime
2024-08-12 10:38:13Z
For Database
2024-08-12 10:38:13
For HTTP1.1
Mon, 12 Aug 2024 10:38:13 GMT