INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '847abba1b99f39b7549f7f8e4ba538437998bd963ae04ea5cd984bae8788bf1c', 
    'Em3aZpA2EvPfpe7D84sDGT4K5p2iYcxpV46yPjn/zFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)