"Mon, 22 Apr 2024 08:54:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240422
Only TIME
08:54:12
General datetime
2024-04-22 08:54:12Z
For Database
2024-04-22 08:54:12
For HTTP1.1
Mon, 22 Apr 2024 08:54:12 GMT