INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6c10cc9433f0f20bae372034937bdc43c31d98d47e2663493bc863a33f854b3', 
    'R7fKSfNjYa40kbVnDq/h9zZwvJ/4oQiIrxre5Tu5v2s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)