"Sat, 19 Oct 2024 18:29:11"

Convert date and time to unixtime.

Another datetime format string at UTC

YYYYMMDD
20241019

Only TIME
18:29:11

General datetime
2024-10-19 18:29:11Z

For Database
2024-10-19 18:29:11

For HTTP1.1
Sat, 19 Oct 2024 18:29:11 GMT