"Mon, 19 Aug 2024 22:39:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240819
Only TIME
22:39:47
General datetime
2024-08-19 22:39:47Z
For Database
2024-08-19 22:39:47
For HTTP1.1
Mon, 19 Aug 2024 22:39:47 GMT