INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3c1dd5e54017aa7491997d25ac444cd4842cd72bfeb9a969bdfd0c53d3129838', 
    'D6zTwElZcQSa56BNrlbhiG1VaNxqy8YVSik4Ti8FSNM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)