"Mon, 21 Oct 2024 18:35:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
18:35:56
General datetime
2024-10-21 18:35:56Z
For Database
2024-10-21 18:35:56
For HTTP1.1
Mon, 21 Oct 2024 18:35:56 GMT