"Mon, 01 Jul 2024 18:03:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240701
Only TIME
18:03:13
General datetime
2024-07-01 18:03:13Z
For Database
2024-07-01 18:03:13
For HTTP1.1
Mon, 01 Jul 2024 18:03:13 GMT