INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a03cc7743348a518470f2acc8645f81e68525a44a192d983a73c66679a92aacf', 
    'gaAmKPKz/KaBmE5wz6I483CBXkW9KqmTZJEhyk7TauU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)