"Fri, 24 May 2024 20:02:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240524
Only TIME
20:02:03
General datetime
2024-05-24 20:02:03Z
For Database
2024-05-24 20:02:03
For HTTP1.1
Fri, 24 May 2024 20:02:03 GMT