INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b875f28fc5b10928ec1903727c73d84ff89d09ec53e3e656fa53b102deaac4c5', 
    '3AQ215oGCQ5jFplAFmdE6tgl2+pLLw4LFT2AWCD50sc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)