"Mon, 08 Apr 2024 12:36:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240408
Only TIME
12:36:12
General datetime
2024-04-08 12:36:12Z
For Database
2024-04-08 12:36:12
For HTTP1.1
Mon, 08 Apr 2024 12:36:12 GMT