"Tue, 23 Apr 2024 18:43:30"

Convert date and time to unixtime.

Another datetime format string at UTC

YYYYMMDD
20240423

Only TIME
18:43:30

General datetime
2024-04-23 18:43:30Z

For Database
2024-04-23 18:43:30

For HTTP1.1
Tue, 23 Apr 2024 18:43:30 GMT