"Mon, 12 Aug 2024 23:45:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
23:45:48
General datetime
2024-08-12 23:45:48Z
For Database
2024-08-12 23:45:48
For HTTP1.1
Mon, 12 Aug 2024 23:45:48 GMT