"Thu, 26 Dec 2024 15:15:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241226
Only TIME
15:15:16
General datetime
2024-12-26 15:15:16Z
For Database
2024-12-26 15:15:16
For HTTP1.1
Thu, 26 Dec 2024 15:15:16 GMT