"Mon, 08 Jul 2024 14:03:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240708
Only TIME
14:03:21
General datetime
2024-07-08 14:03:21Z
For Database
2024-07-08 14:03:21
For HTTP1.1
Mon, 08 Jul 2024 14:03:21 GMT