"Mon, 21 Oct 2024 06:36:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241021
Only TIME
06:36:20
General datetime
2024-10-21 06:36:20Z
For Database
2024-10-21 06:36:20
For HTTP1.1
Mon, 21 Oct 2024 06:36:20 GMT