"Mon, 08 Jul 2024 17:18:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240708
Only TIME
17:18:40
General datetime
2024-07-08 17:18:40Z
For Database
2024-07-08 17:18:40
For HTTP1.1
Mon, 08 Jul 2024 17:18:40 GMT