"Sat, 17 Aug 2024 15:23:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240817
Only TIME
15:23:48
General datetime
2024-08-17 15:23:48Z
For Database
2024-08-17 15:23:48
For HTTP1.1
Sat, 17 Aug 2024 15:23:48 GMT