"Tue, 17 Sep 2024 21:18:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240917
Only TIME
21:18:56
General datetime
2024-09-17 21:18:56Z
For Database
2024-09-17 21:18:56
For HTTP1.1
Tue, 17 Sep 2024 21:18:56 GMT