INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a52dc512a8a921445128920770a677091a79904a2842b241532a42ed0f0307d', 
    'mjSrotn6GsFRhh+ccJboB8XK3LTpBJcse8iv7nb9W/s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)