"Sat, 31 Aug 2024 21:15:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240831
Only TIME
21:15:05
General datetime
2024-08-31 21:15:05Z
For Database
2024-08-31 21:15:05
For HTTP1.1
Sat, 31 Aug 2024 21:15:05 GMT