"Fri, 31 May 2024 15:45:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240531
Only TIME
15:45:02
General datetime
2024-05-31 15:45:02Z
For Database
2024-05-31 15:45:02
For HTTP1.1
Fri, 31 May 2024 15:45:02 GMT