INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'caaaeebf58098714d21814c5ad6da41eaf7fa6b22c2c641c741f71973033bc7d', 
    'SxJ+9HPUeyYCvQuGItRFf1rxC1Yd7T+A/ViEtfzE7zs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)