INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c3a51bd483e94d404d55c0e794c14750462926bafde27f0edf8ac4be38f25a4', 
    '1DBbxbO121T0aNDQndDjksgRUAdGRUVCXRWTGxwdV88=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)