"Fri, 06 Dec 2024 13:18:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241206
Only TIME
13:18:18
General datetime
2024-12-06 13:18:18Z
For Database
2024-12-06 13:18:18
For HTTP1.1
Fri, 06 Dec 2024 13:18:18 GMT