"Tue, 28 May 2024 21:03:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240528
Only TIME
21:03:56
General datetime
2024-05-28 21:03:56Z
For Database
2024-05-28 21:03:56
For HTTP1.1
Tue, 28 May 2024 21:03:56 GMT