INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5f408435db6f5d0d1128479389eb540767a6f53740581e7974aa1487de8bae6b', 
    'xu54EG2eEPLh7W2DqEkVIqtzTmtw0kMa4NlSJm1v37E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)