INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2eb375a89d19f81edf69cd46d96e39a69facbcd6ca8c7b7b6a63a9054134a51e', 
    'eFT4Nujku9EUIymEga0mqR/gCeFPco6hTqRUw4a1Z4k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)