INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a9c9e1cabf1cbbd9fefd202329e6b024603b3ad7e43c96227db0eacdb42887a', 
    'xQ5bTUs9xnnd91JwA1m0eTYdsJT88IeCJk4UFZ4//44=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)