"Thu, 12 Dec 2024 12:15:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241212
Only TIME
12:15:56
General datetime
2024-12-12 12:15:56Z
For Database
2024-12-12 12:15:56
For HTTP1.1
Thu, 12 Dec 2024 12:15:56 GMT