"Sun, 05 Jan 2025 14:43:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250105
Only TIME
14:43:45
General datetime
2025-01-05 14:43:45Z
For Database
2025-01-05 14:43:45
For HTTP1.1
Sun, 05 Jan 2025 14:43:45 GMT