INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '291ddc3b2df40dd79084555aa43045261fa1a4560b65abc1480a5ebce9a45a83', 
    'Qlq6Euxrzf2HcNId8305u6ZgiZ764OVXllXh8WUi/m8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)