"Sat, 25 Jan 2025 11:18:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250125
Only TIME
11:18:54
General datetime
2025-01-25 11:18:54Z
For Database
2025-01-25 11:18:54
For HTTP1.1
Sat, 25 Jan 2025 11:18:54 GMT