"Mon, 22 Apr 2024 18:21:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240422
Only TIME
18:21:56
General datetime
2024-04-22 18:21:56Z
For Database
2024-04-22 18:21:56
For HTTP1.1
Mon, 22 Apr 2024 18:21:56 GMT