"Thu, 12 Jun 2025 19:05:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250612
Only TIME
19:05:33
General datetime
2025-06-12 19:05:33Z
For Database
2025-06-12 19:05:33
For HTTP1.1
Thu, 12 Jun 2025 19:05:33 GMT