"Thu, 29 May 2025 14:45:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250529
Only TIME
14:45:11
General datetime
2025-05-29 14:45:11Z
For Database
2025-05-29 14:45:11
For HTTP1.1
Thu, 29 May 2025 14:45:11 GMT