"Sat, 07 Dec 2024 13:40:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
13:40:56
General datetime
2024-12-07 13:40:56Z
For Database
2024-12-07 13:40:56
For HTTP1.1
Sat, 07 Dec 2024 13:40:56 GMT