INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0516875d8b84c1abce00923a471420e2603570fc9da1c10f6d9164abd2de1eac', 
    'gR6IKuvv0czIHCRpn5McryQiGM4lTQ8maIybfiascTI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)