INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '519caff1e0607d6fe66683205884c54294eea90d9b856d42b5ce2ddefece90e9', 
    '+/k5R5dYt6VwpMvRcuZCAvhvSjOeD1RzsgyFoU2Mvmc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)