INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15684b6d26271e4240b2656b3340c72f479086eefddb4095ffa495f42bd64eb6', 
    'k7QZvxoTpc25vIQU6TQLv+xmL2PMi5i0/gnFXr8olrk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)