"Sat, 19 Oct 2024 19:11:44"

Convert date and time to unixtime.

Another datetime format string at UTC

YYYYMMDD
20241019

Only TIME
19:11:44

General datetime
2024-10-19 19:11:44Z

For Database
2024-10-19 19:11:44

For HTTP1.1
Sat, 19 Oct 2024 19:11:44 GMT