"Fri, 20 Sep 2024 09:15:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
09:15:05
General datetime
2024-09-20 09:15:05Z
For Database
2024-09-20 09:15:05
For HTTP1.1
Fri, 20 Sep 2024 09:15:05 GMT