"Mon, 21 Oct 2024 13:54:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
13:54:00
General datetime
2024-10-21 13:54:00Z
For Database
2024-10-21 13:54:00
For HTTP1.1
Mon, 21 Oct 2024 13:54:00 GMT