"Sun, 05 Jan 2025 09:18:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250105
Only TIME
09:18:19
General datetime
2025-01-05 09:18:19Z
For Database
2025-01-05 09:18:19
For HTTP1.1
Sun, 05 Jan 2025 09:18:19 GMT