"Sat, 17 Aug 2024 21:05:24"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240817
Only TIME
21:05:24
General datetime
2024-08-17 21:05:24Z
For Database
2024-08-17 21:05:24
For HTTP1.1
Sat, 17 Aug 2024 21:05:24 GMT