INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76648cb6559ea8a5a06b5832d2167ed935349ec6c7e89897a778ed7cb424cb1a', 
    'emqsLbXfJui4A56MxUWKpzYjKgIBEZNDgEJTjST0tyg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)