"Sat, 31 Aug 2024 20:21:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240831
Only TIME
20:21:59
General datetime
2024-08-31 20:21:59Z
For Database
2024-08-31 20:21:59
For HTTP1.1
Sat, 31 Aug 2024 20:21:59 GMT