INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6e4639d46fa1c6a564eeffc53d741965f5efcd3a992a0a32312d260a80fe493', 
    '5dZl/eyqBwY9G1xNRJb6XJSt0QDXQp/09l2B8cpTp9Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)