"Fri, 24 May 2024 20:15:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240524
Only TIME
20:15:10
General datetime
2024-05-24 20:15:10Z
For Database
2024-05-24 20:15:10
For HTTP1.1
Fri, 24 May 2024 20:15:10 GMT