"Fri, 27 Dec 2024 15:27:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241227
Only TIME
15:27:56
General datetime
2024-12-27 15:27:56Z
For Database
2024-12-27 15:27:56
For HTTP1.1
Fri, 27 Dec 2024 15:27:56 GMT