"Sat, 24 Aug 2024 18:20:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240824
Only TIME
18:20:23
General datetime
2024-08-24 18:20:23Z
For Database
2024-08-24 18:20:23
For HTTP1.1
Sat, 24 Aug 2024 18:20:23 GMT