INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'bd81b55d7f824775376537437d2c82e3a7be0243c78b7edfc0d07d2e94a6a77b', 
    '1RSsTUvUkfgbmeN6wLsIRo+8hF3S18pje4lCS9VjFhQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)