INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c6560506b34108bfe2395aa9a5024f88e37835b1e0e15afac56369e705536f2', 
    'NL1JDx3qJXHxcVqUbgtlfwCIo2maxOQWXPnMWzx3iSE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)