"Sun, 05 Jan 2025 07:47:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250105
Only TIME
07:47:21
General datetime
2025-01-05 07:47:21Z
For Database
2025-01-05 07:47:21
For HTTP1.1
Sun, 05 Jan 2025 07:47:21 GMT