INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '215cf76b756b311853f6343689acea3fa78b42c7f2e2f1481606e2a3c20839f6', 
    'yaIUsKOUuIsWejcRKEaoS1XMu518blnzbj65ES3cjZc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)