INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd8dd4c3e647891b6b91c2ae2c1b5c979fcafd56b25961154803229479f24d37d', 
    'f3ZkJc1F3lzeYAJUJpQZe549ZOtIXqcWvb50als6Pec=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)