INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50068c7f9aca7edafc441414ab64e5e80762060fd7e469a1a56a48b7c2b474e4', 
    'mnWpkbRLQpZyq/kZT3h07ui6dnBUxAyBd+2QaexnWrM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)