INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '14975998ddb750a8f4f0b5b8f1d43d247308c25d62cbbf321df8e514acd8442c', 
    'KNEFhViKFMYrAjaC05tzWNMRs4/FD+7p6kC4i1iPXLg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)