INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c9700c50b49007cf8fe2bdabbc4f5252e83a06bde849005937905d26cbc43adb', 
    'cQMsAFt9oN26POvDg0KejyMrwUNCZnc72mcG7gA4HAY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)