INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3dc647813c56fba030b744e06101bf42a83516ecda09a6d640e320644bdc9671', 
    'W1gKNL2UeE13zuWIplwpLEht0VIiR2w8tCB32AqalIg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)