"Sun, 05 Jan 2025 12:54:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250105
Only TIME
12:54:48
General datetime
2025-01-05 12:54:48Z
For Database
2025-01-05 12:54:48
For HTTP1.1
Sun, 05 Jan 2025 12:54:48 GMT