INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21cf03ec4b958f58c384a384fa434831b431a36cc01c57b0c0c299d0eb851039', 
    'ObT06YpeAROZSZwg2xCTYsSpdq6T7kZbfR5Po1LibqE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)