INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '315c0f44faf7f9804d43f806af30655fd03f989a2a5f077e316f84f8199fd8d0', 
    '9uqwdWiRbuy4tjUEt1ZcNtFJ0L7puNDVQtO1InDwLHI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)