INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '531c78230d080537d30ff02d2c87929bf29f96a84e81023f879b4a6320aef253', 
    'X0QM3s5sqCBo0r2resVdxE4hMGGwyoupTGdESvxxkiU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)