INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15c9459b8bb18e6b611f491f31120ac834503b21c3673389e527eb076541f3b1', 
    'zzzEALWmUCp4JqiIpjr0G30eXMKWMXN1fHICQZpWly4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)