"Sun, 19 Jan 2025 17:42:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250119
Only TIME
17:42:57
General datetime
2025-01-19 17:42:57Z
For Database
2025-01-19 17:42:57
For HTTP1.1
Sun, 19 Jan 2025 17:42:57 GMT