"Wed, 01 Jan 2025 13:42:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250101
Only TIME
13:42:42
General datetime
2025-01-01 13:42:42Z
For Database
2025-01-01 13:42:42
For HTTP1.1
Wed, 01 Jan 2025 13:42:42 GMT