"Sat, 05 Oct 2024 21:20:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241005
Only TIME
21:20:18
General datetime
2024-10-05 21:20:18Z
For Database
2024-10-05 21:20:18
For HTTP1.1
Sat, 05 Oct 2024 21:20:18 GMT