"Sun, 19 Jan 2025 23:14:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250119
Only TIME
23:14:13
General datetime
2025-01-19 23:14:13Z
For Database
2025-01-19 23:14:13
For HTTP1.1
Sun, 19 Jan 2025 23:14:13 GMT