INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2c263c2f4c80d71c930ab6c9a1756269aa1188c17030db02243c494da005c2a', 
    'LayUczUmekobDfpYazwWvLZa7xPTKf1v0gLt8Oa00Tg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)