INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3388476e251324c641e6e8d2f099c71e299faf9b52d8d079204c1053c5750c98', 
    '+ZHNKS0hAp0qHRcN8ykoHy3I2vbSj1mVNMvtyG77Hyo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)