INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '12301b36c9b28d005c98bf4ad0b1e3e6c82f90ce6c665bf4f3e19de663609886', 
    'r5C//gUQb3WObkwuDBYdsaBU6RnYKf5NJdwVPS8101I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)