INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '503191dd438c19f1a5400e6da30d8f2c53b778382886744c2a7ca7d46a3b186d', 
    '9OimUwTLQH1baYZzSHP6qqzvM9hQ5ce/+m8u5N0MT3I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)