INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '38e31982fa954c7253732a39d817781ce9cb0af8a8eeeef9e635362ff9238791', 
    'mcztGuAqOhzDzOYxIXcTWsx1wdWKzvg9doIxGArpwq4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)