"Thu, 02 Jan 2025 13:15:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250102
Only TIME
13:15:16
General datetime
2025-01-02 13:15:16Z
For Database
2025-01-02 13:15:16
For HTTP1.1
Thu, 02 Jan 2025 13:15:16 GMT