INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4c3de093a394e683dc64505e04aeff1bdd24308f05539e888fdeee5a82cec48', 
    'MP0+SGysL6FonLO2/w8qob4RugVGfrsCt4rOEMo3umE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)