"Mon, 08 Jul 2024 15:30:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240708
Only TIME
15:30:33
General datetime
2024-07-08 15:30:33Z
For Database
2024-07-08 15:30:33
For HTTP1.1
Mon, 08 Jul 2024 15:30:33 GMT