INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300543628143244caa570e253e6fa3effa605b3433326992b0449707fd9adf50', 
    'f8ffblK+URSeZF3qJopnwbniKQW9f89wClBF9lUH+k4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)