"Fri, 20 Dec 2024 19:40:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241220
Only TIME
19:40:08
General datetime
2024-12-20 19:40:08Z
For Database
2024-12-20 19:40:08
For HTTP1.1
Fri, 20 Dec 2024 19:40:08 GMT