"Sat, 24 Aug 2024 21:40:25"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240824
Only TIME
21:40:25
General datetime
2024-08-24 21:40:25Z
For Database
2024-08-24 21:40:25
For HTTP1.1
Sat, 24 Aug 2024 21:40:25 GMT