INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f0f2f4149bac709f896927908d4cc78556eeeacdcce8a3a5895049267073f20', 
    'NQBSw2IaXSl1xyHgYOZ+auhjP7aojgeAWYRh1cvyol0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)