INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f8ff6bdb294d3be7a452b9292c111a56b76c960f396c693e34b544d1a41e5e69', 
    'UYE2nj4Aj4rwy7SQT/Jp6rgmrkNfvdHgZXtEhTsuTy0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)