"Wed, 15 Jan 2025 20:38:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250115
Only TIME
20:38:50
General datetime
2025-01-15 20:38:50Z
For Database
2025-01-15 20:38:50
For HTTP1.1
Wed, 15 Jan 2025 20:38:50 GMT