"Fri, 16 Aug 2024 18:20:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240816
Only TIME
18:20:45
General datetime
2024-08-16 18:20:45Z
For Database
2024-08-16 18:20:45
For HTTP1.1
Fri, 16 Aug 2024 18:20:45 GMT