INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b52ba8a54c05e800537def61b804e2b1a26471b4434db7dd881eeb8912f1c6c', 
    'TEQQxqby5t10HypsZPG8t6xNrhBfu7CFo4INeyPHZSY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)