"Mon, 15 Apr 2024 08:53:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240415
Only TIME
08:53:55
General datetime
2024-04-15 08:53:55Z
For Database
2024-04-15 08:53:55
For HTTP1.1
Mon, 15 Apr 2024 08:53:55 GMT