"Sat, 19 Oct 2024 20:05:33"

Convert date and time to unixtime.

Another datetime format string at UTC

YYYYMMDD
20241019

Only TIME
20:05:33

General datetime
2024-10-19 20:05:33Z

For Database
2024-10-19 20:05:33

For HTTP1.1
Sat, 19 Oct 2024 20:05:33 GMT