INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b81ce9276375387afefa54921908304ff411d45bc0a188e33e2a34173a4ab21', 
    'S2bqy6YpmpP+w1sAvPCEMfwgGWrI0qWAUn/gafqp1pQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)