INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '991d3186a2ff327f336aa7f2b6d9971af029d9f774fcbbe618b1592a4a0f1da9', 
    'HSlwlImwcQyiOnnWHe0yxAowqlMcOIhTE3mUnHg0rWw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)