"Sat, 25 Jan 2025 17:59:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250125
Only TIME
17:59:58
General datetime
2025-01-25 17:59:58Z
For Database
2025-01-25 17:59:58
For HTTP1.1
Sat, 25 Jan 2025 17:59:58 GMT