INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '344291c2688dd9d8820722c05eedfeb42013a5103e78e4c5a87c30fba788bbab', 
    '4YaM9q4hFghbKMnERv3ECqr8oZ90onfMUDrEb7Ysye0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)