"Thu, 29 May 2025 14:45:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250529
Only TIME
14:45:12
General datetime
2025-05-29 14:45:12Z
For Database
2025-05-29 14:45:12
For HTTP1.1
Thu, 29 May 2025 14:45:12 GMT