"Wed, 11 Dec 2024 21:18:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241211
Only TIME
21:18:00
General datetime
2024-12-11 21:18:00Z
For Database
2024-12-11 21:18:00
For HTTP1.1
Wed, 11 Dec 2024 21:18:00 GMT