INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76ad09b385652e9804879f2804e4ed9de5d26dd337a7c3a42435ce09434518a5', 
    'lVtzqmqndrhEUCw1q3xEKcC7ZUVZsVN/6TYKnUM3Ssg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)