"Mon, 12 Aug 2024 14:44:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
14:44:38
General datetime
2024-08-12 14:44:38Z
For Database
2024-08-12 14:44:38
For HTTP1.1
Mon, 12 Aug 2024 14:44:38 GMT