INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50350263ebb3fd75bfb999af94fb1146cc5aa7fc495f5721e29e7354bed28277', 
    '78QWmhtdbe03uKWM8MWOw8jwIlVL9teTdIzycmjpi6U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)