INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '816ce97247c58c8965f6d6a213ff043d9e351be2b71f8474500a5908d84e0664', 
    'OXvRoghi0tHv31kKdQJMZ5boAbXlgZFD+9XS01bM1YE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)