INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '559f39830d8a45fd8560fd7662eb3945a6f839d8c767f75d1847305626b03309', 
    'AwqNv+w9KY/gl/xdBdspPNs5hZB8sfbGrTvzImAzz4k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)