"Sun, 02 Feb 2025 23:14:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250202
Only TIME
23:14:50
General datetime
2025-02-02 23:14:50Z
For Database
2025-02-02 23:14:50
For HTTP1.1
Sun, 02 Feb 2025 23:14:50 GMT