"Sun, 02 Feb 2025 16:23:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250202
Only TIME
16:23:16
General datetime
2025-02-02 16:23:16Z
For Database
2025-02-02 16:23:16
For HTTP1.1
Sun, 02 Feb 2025 16:23:16 GMT