INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '778d648966da58a2b288eaff400bd2b80d7c520a6c736060230a39d1a18da975', 
    'N2JHeu2JR6NTUvXyFJtn8UyvzTjHvG80qctRuAL1QZc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)