INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e51e9d692a3399362969041d490a68e89a62358ba0f88d614b313732b571660d', 
    'C2RpFLmUd2Fkos4sz1OQhiXsEHzy30G0CrW4C47AFII=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)