INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15d15c56dfa4f30c7474739a2272a68ef962f4f3daf5667a497c599455c709de', 
    'tMmERcrnZWuGYygpVSiuZqzwfZHIXolfkkZzakXdvAo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)