"Mon, 15 Apr 2024 22:19:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240415
Only TIME
22:19:45
General datetime
2024-04-15 22:19:45Z
For Database
2024-04-15 22:19:45
For HTTP1.1
Mon, 15 Apr 2024 22:19:45 GMT