INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9c2ce8fed586146617b68f4467f9d89439933df5a691992d619f78656fce2721', 
    '6R3JNamqOhXRB+wrrEXbmjAEAMgZijmO7Wo4PEnF0nI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)