INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55e392372a9306c94e23c115eb8d0c5e4f13973e24b82288184f62ba2209787a', 
    'V+ciCvunxjZW9azavguK0tNgk2W5M3IRRF6drYeYUUI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)