INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '878e4497380bae5023154a624b6d203888c0b890e5f49b1e4c6d9ce5f4fcfd31', 
    'hV7tofsNbjsV4HEtnbXs9b4sKvhMzbWTgsO4SYRS2jg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)