INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '764846e81e645b01ac488d1999884c66c1b0684eafd993489c9e74d19528a8c3', 
    'Sm/tS1F0HcrmIzoFTBOUAXRGYTrbUd7WUGKUWzXJ/sI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)