"Sat, 31 Aug 2024 21:40:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240831
Only TIME
21:40:30
General datetime
2024-08-31 21:40:30Z
For Database
2024-08-31 21:40:30
For HTTP1.1
Sat, 31 Aug 2024 21:40:30 GMT