"Sat, 17 Aug 2024 20:12:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240817
Only TIME
20:12:23
General datetime
2024-08-17 20:12:23Z
For Database
2024-08-17 20:12:23
For HTTP1.1
Sat, 17 Aug 2024 20:12:23 GMT