INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b9f5556504aacff2e793db221a3c9fd5b384b6b4b1e607f2a09920706a0af5e8', 
    'OU2Fnxoyg/8VGeCfyRtk08nHap+bkqAYCeBqJcPxXRc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)