INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4471ded4af38526567328452178edd09c8478bd5cb9ea16814d016293c793783', 
    '+At7Izgcq4A6jgBZEb1cZbKfgwS+s573nBpMqlYhSDE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)