"Mon, 08 Apr 2024 04:40:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240408
Only TIME
04:40:45
General datetime
2024-04-08 04:40:45Z
For Database
2024-04-08 04:40:45
For HTTP1.1
Mon, 08 Apr 2024 04:40:45 GMT