INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50e51fbbb581d0736fc78686c286ea674c087e47ebbc43b32bb5814cd64ed2a9', 
    'Yh2X3VrfqDUVdtnKqxhu5YNg6aNTo8brS8RKVt4HM6I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)