"Mon, 08 Jul 2024 21:54:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240708
Only TIME
21:54:51
General datetime
2024-07-08 21:54:51Z
For Database
2024-07-08 21:54:51
For HTTP1.1
Mon, 08 Jul 2024 21:54:51 GMT