INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6996349b5e620682e0fb3e872b0726ff25476409888a4e19d5d2669b97c0b343', 
    'b+MzigxPTobHDO+W9o+0In6vuBc0KXPOSomR/58aG28=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)