INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '542320fc47fbe1f4d06dd85d22c0d08397006510bcafbc1caef9a633808619bf', 
    'xPMkYElCNlqPK5CYRt/xK1pRwmqIq69HRl91WPsQ+Q4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)