"Mon, 05 Aug 2024 14:36:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240805
Only TIME
14:36:21
General datetime
2024-08-05 14:36:21Z
For Database
2024-08-05 14:36:21
For HTTP1.1
Mon, 05 Aug 2024 14:36:21 GMT