INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1892b645d6d8e2956e7fdf67ebc400983e53cea74329254d77d833b016f83540', 
    'raUn8mi0OSRRPq5pWIq9qFrtT9JENSQA4J4VusOITCk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)