INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '511c2eda4e1678558bc4a4836911a27cb5b496a7880ce0bf2db87a4d458e3ec6', 
    'mPm2t7KEuN2nj++ljTDiuv7sm22Fq4rpSiL6661tQ2c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)