"Sat, 17 Aug 2024 10:10:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240817
Only TIME
10:10:15
General datetime
2024-08-17 10:10:15Z
For Database
2024-08-17 10:10:15
For HTTP1.1
Sat, 17 Aug 2024 10:10:15 GMT