INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29b547fa4dc9f205e3b40dde36d22bea803811cd271a08d22b92527d77e656fa', 
    'JJ0uPXWT8uXF6vKm0q3ssbvG2dl+5dutmsX8cozZcyg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)