INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c4b07d075147821728276de9d5c983214995504c2f08cbdb8e1465535b4e0a9', 
    'gU5hQHpwbLSmVETTC2mgfsSwH0XxqH0lx/MvQPPwZ4E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)