"Sat, 07 Dec 2024 13:18:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241207
Only TIME
13:18:11
General datetime
2024-12-07 13:18:11Z
For Database
2024-12-07 13:18:11
For HTTP1.1
Sat, 07 Dec 2024 13:18:11 GMT