INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8516cd61532a6afa49b29089494c92435a08aba03033aee8bd8a41363db46354', 
    '0ekX2Rvi+kDqyqmgq0E5EZb807ElKuLUONmRs0GbSsU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)