INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76138cf3682e99f6f5dc234eca71a31304bf7fbb72e15497050be4f3d69ca9ec', 
    'wYCgvAd957JPWpdaU9fdmoAQH8ohh28wyU/qJe6zUuM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)