INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a5ecb13daef54f93d5b5b675c436189a5684370d0bfd96f19dd6644e2c74826', 
    'DKbQn0FKI99eJf3c7FvNAb83jzdRG9ct2hMj3Y86SqI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)