INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '743bff73a54bc735b03a6b5f8795d54d59358284a385546ee396ad9fd8fb6961', 
    'juQTzFUOMkI8JAS26INxA823riNvXCXwa73qKmDe8Qg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)