"Sat, 25 Jan 2025 14:42:24"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250125
Only TIME
14:42:24
General datetime
2025-01-25 14:42:24Z
For Database
2025-01-25 14:42:24
For HTTP1.1
Sat, 25 Jan 2025 14:42:24 GMT