INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e3d15acd5f1d46671790973e0c51982c29c9f09d08bf367807b689eda51722d', 
    'skRNfdDOqcmIcHrNmmyU5vuiOFzBhz9h8ACd/2A6UCA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)