"Mon, 05 Aug 2024 21:15:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240805
Only TIME
21:15:57
General datetime
2024-08-05 21:15:57Z
For Database
2024-08-05 21:15:57
For HTTP1.1
Mon, 05 Aug 2024 21:15:57 GMT