"Fri, 24 May 2024 14:12:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240524
Only TIME
14:12:45
General datetime
2024-05-24 14:12:45Z
For Database
2024-05-24 14:12:45
For HTTP1.1
Fri, 24 May 2024 14:12:45 GMT