"Mon, 19 Aug 2024 14:21:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240819
Only TIME
14:21:53
General datetime
2024-08-19 14:21:53Z
For Database
2024-08-19 14:21:53
For HTTP1.1
Mon, 19 Aug 2024 14:21:53 GMT