INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '068c75f871a4bb7c977a47c00407bcbfde901bfd680543c8e8a0edbe2ead471f', 
    'mKiZdIC5Etkvw271ziLcY7LoT2iiqw5hNq2ueD2BFSQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)